Home / 53,970.84-74,478.15-30,101.58

Finding the Fourth Proportional to 53,970.84, 74,478.15 and 30,101.58

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Solution

The fourth proportional to 53,970.84, 74,478.15 and 30,101.58 is: 41,539.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,970.84 : 74,478.15 = 30,101.58 : x
  2. Step 2: Convert to fraction form
    53,970.84/74,478.15 = 30,101.58/x
  3. Step 3: Cross multiply
    53,970.84x = 74,478.15 × 30,101.58
  4. Step 4: Simplify right side
    53,970.84x = 2,241,909,990.48
  5. Step 5: Solve for x
    x = 2,241,909,990.48/53,970.84
  6. Step 6: Final answer
    x = 41,539.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.